Apply attribute warning everywhere

Author: jmks

lib/meilisearch/index.rb

@@ -223,8 +223,6 @@ def delete_all_documents!
     def search(query, options = {})
       attributes = { q: query.to_s }.merge(options.compact)
 
-      Utils.warn_on_non_conforming_attribute_names(attributes)
-
       parsed_options = Utils.transform_attributes(attributes)
       response = http_post "/indexes/#{@uid}/search", parsed_options
 

lib/meilisearch/utils.rb

@@ -5,6 +5,8 @@ module Utils
     SNAKE_CASE = /[^a-zA-Z0-9]+(.)/.freeze
 
     def self.transform_attributes(body)
+      warn_on_non_conforming_attribute_names(body)
+
       case body
       when Array
         body.map { |item| transform_attributes(item) }
@@ -53,8 +55,9 @@ def self.version_error_handler(method_name)
     end
 
     def self.warn_on_non_conforming_attribute_names(body)
-      non_snake_case = body.keys.grep_v(/^[a-z0-9_]+$/)
+      return if body.nil?
 
+      non_snake_case = body.keys.grep_v(/^[a-z0-9_]+$/)
       return if non_snake_case.empty?
 
       message = <<~MSG